-7(7n-1)-8n=278

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Solution for -7(7n-1)-8n=278 equation:


Simplifying
-7(7n + -1) + -8n = 278

Reorder the terms:
-7(-1 + 7n) + -8n = 278
(-1 * -7 + 7n * -7) + -8n = 278
(7 + -49n) + -8n = 278

Combine like terms: -49n + -8n = -57n
7 + -57n = 278

Solving
7 + -57n = 278

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + -57n = 278 + -7

Combine like terms: 7 + -7 = 0
0 + -57n = 278 + -7
-57n = 278 + -7

Combine like terms: 278 + -7 = 271
-57n = 271

Divide each side by '-57'.
n = -4.754385965

Simplifying
n = -4.754385965

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